///*
// * Copyright 2002-2021 the original author or authors.
// *
// * Licensed under the Apache License, Version 2.0 (the "License");
// * you may not use this file except in compliance with the License.
// * You may obtain a copy of the License at
// *
// *      https://www.apache.org/licenses/LICENSE-2.0
// *
// * Unless required by applicable law or agreed to in writing, software
// * distributed under the License is distributed on an "AS IS" BASIS,
// * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// * See the License for the specific language governing permissions and
// * limitations under the License.
// */
//
//package io.github.icodegarden.beecomb.common.util.spring;
//
//import java.lang.reflect.Array;
//import java.util.Arrays;
//import java.util.Collection;
//import java.util.Map;
//import java.util.Optional;
//import java.util.StringJoiner;
//
//import io.github.icodegarden.commons.lang.annotation.Nullable;
///**
// * full copy spring 5.3.10
// */
//
///**
// * Miscellaneous object utility methods.
// *
// * <p>Mainly for internal use within the framework.
// *
// * <p>Thanks to Alex Ruiz for contributing several enhancements to this class!
// *
// * @author Juergen Hoeller
// * @author Keith Donald
// * @author Rod Johnson
// * @author Rob Harrop
// * @author Chris Beams
// * @author Sam Brannen
// * @since 19.03.2004
// * @see ClassUtils
// * @see CollectionUtils
// * @see StringUtils
// */
//abstract class ObjectUtils {
//
//	private static final int INITIAL_HASH = 7;
//	private static final int MULTIPLIER = 31;
//
//	private static final String EMPTY_STRING = "";
//	private static final String NULL_STRING = "null";
//	private static final String ARRAY_START = "{";
//	private static final String ARRAY_END = "}";
//	private static final String EMPTY_ARRAY = ARRAY_START + ARRAY_END;
//	private static final String ARRAY_ELEMENT_SEPARATOR = ", ";
//	private static final Object[] EMPTY_OBJECT_ARRAY = new Object[0];
//
//
//	/**
//	 * Return whether the given throwable is a checked exception:
//	 * that is, neither a RuntimeException nor an Error.
//	 * @param ex the throwable to check
//	 * @return whether the throwable is a checked exception
//	 * @see java.lang.Exception
//	 * @see java.lang.RuntimeException
//	 * @see java.lang.Error
//	 */
//	public static boolean isCheckedException(Throwable ex) {
//		return !(ex instanceof RuntimeException || ex instanceof Error);
//	}
//
//	/**
//	 * Check whether the given exception is compatible with the specified
//	 * exception types, as declared in a throws clause.
//	 * @param ex the exception to check
//	 * @param declaredExceptions the exception types declared in the throws clause
//	 * @return whether the given exception is compatible
//	 */
//	public static boolean isCompatibleWithThrowsClause(Throwable ex, @Nullable Class<?>... declaredExceptions) {
//		if (!isCheckedException(ex)) {
//			return true;
//		}
//		if (declaredExceptions != null) {
//			for (Class<?> declaredException : declaredExceptions) {
//				if (declaredException.isInstance(ex)) {
//					return true;
//				}
//			}
//		}
//		return false;
//	}
//
//	/**
//	 * Determine whether the given object is an array:
//	 * either an Object array or a primitive array.
//	 * @param obj the object to check
//	 */
//	public static boolean isArray(@Nullable Object obj) {
//		return (obj != null && obj.getClass().isArray());
//	}
//
//	/**
//	 * Determine whether the given array is empty:
//	 * i.e. {@code null} or of zero length.
//	 * @param array the array to check
//	 * @see #isEmpty(Object)
//	 */
//	public static boolean isEmpty(@Nullable Object[] array) {
//		return (array == null || array.length == 0);
//	}
//
//	/**
//	 * Determine whether the given object is empty.
//	 * <p>This method supports the following object types.
//	 * <ul>
//	 * <li>{@code Optional}: considered empty if not {@link Optional#isPresent()}</li>
//	 * <li>{@code Array}: considered empty if its length is zero</li>
//	 * <li>{@link CharSequence}: considered empty if its length is zero</li>
//	 * <li>{@link Collection}: delegates to {@link Collection#isEmpty()}</li>
//	 * <li>{@link Map}: delegates to {@link Map#isEmpty()}</li>
//	 * </ul>
//	 * <p>If the given object is non-null and not one of the aforementioned
//	 * supported types, this method returns {@code false}.
//	 * @param obj the object to check
//	 * @return {@code true} if the object is {@code null} or <em>empty</em>
//	 * @since 4.2
//	 * @see Optional#isPresent()
//	 * @see ObjectUtils#isEmpty(Object[])
//	 * @see StringUtils#hasLength(CharSequence)
//	 * @see CollectionUtils#isEmpty(java.util.Collection)
//	 * @see CollectionUtils#isEmpty(java.util.Map)
//	 */
//	public static boolean isEmpty(@Nullable Object obj) {
//		if (obj == null) {
//			return true;
//		}
//
//		if (obj instanceof Optional) {
//			return !((Optional<?>) obj).isPresent();
//		}
//		if (obj instanceof CharSequence) {
//			return ((CharSequence) obj).length() == 0;
//		}
//		if (obj.getClass().isArray()) {
//			return Array.getLength(obj) == 0;
//		}
//		if (obj instanceof Collection) {
//			return ((Collection<?>) obj).isEmpty();
//		}
//		if (obj instanceof Map) {
//			return ((Map<?, ?>) obj).isEmpty();
//		}
//
//		// else
//		return false;
//	}
//
//	/**
//	 * Unwrap the given object which is potentially a {@link java.util.Optional}.
//	 * @param obj the candidate object
//	 * @return either the value held within the {@code Optional}, {@code null}
//	 * if the {@code Optional} is empty, or simply the given object as-is
//	 * @since 5.0
//	 */
//	@Nullable
//	public static Object unwrapOptional(@Nullable Object obj) {
//		if (obj instanceof Optional) {
//			Optional<?> optional = (Optional<?>) obj;
//			if (!optional.isPresent()) {
//				return null;
//			}
//			Object result = optional.get();
//			Assert.isTrue(!(result instanceof Optional), "Multi-level Optional usage not supported");
//			return result;
//		}
//		return obj;
//	}
//
//	/**
//	 * Check whether the given array contains the given element.
//	 * @param array the array to check (may be {@code null},
//	 * in which case the return value will always be {@code false})
//	 * @param element the element to check for
//	 * @return whether the element has been found in the given array
//	 */
//	public static boolean containsElement(@Nullable Object[] array, Object element) {
//		if (array == null) {
//			return false;
//		}
//		for (Object arrayEle : array) {
//			if (nullSafeEquals(arrayEle, element)) {
//				return true;
//			}
//		}
//		return false;
//	}
//
//	/**
//	 * Check whether the given array of enum constants contains a constant with the given name,
//	 * ignoring case when determining a match.
//	 * @param enumValues the enum values to check, typically obtained via {@code MyEnum.values()}
//	 * @param constant the constant name to find (must not be null or empty string)
//	 * @return whether the constant has been found in the given array
//	 */
//	public static boolean containsConstant(Enum<?>[] enumValues, String constant) {
//		return containsConstant(enumValues, constant, false);
//	}
//
//	/**
//	 * Check whether the given array of enum constants contains a constant with the given name.
//	 * @param enumValues the enum values to check, typically obtained via {@code MyEnum.values()}
//	 * @param constant the constant name to find (must not be null or empty string)
//	 * @param caseSensitive whether case is significant in determining a match
//	 * @return whether the constant has been found in the given array
//	 */
//	public static boolean containsConstant(Enum<?>[] enumValues, String constant, boolean caseSensitive) {
//		for (Enum<?> candidate : enumValues) {
//			if (caseSensitive ? candidate.toString().equals(constant) :
//					candidate.toString().equalsIgnoreCase(constant)) {
//				return true;
//			}
//		}
//		return false;
//	}
//
//	/**
//	 * Case insensitive alternative to {@link Enum#valueOf(Class, String)}.
//	 * @param <E> the concrete Enum type
//	 * @param enumValues the array of all Enum constants in question, usually per {@code Enum.values()}
//	 * @param constant the constant to get the enum value of
//	 * @throws IllegalArgumentException if the given constant is not found in the given array
//	 * of enum values. Use {@link #containsConstant(Enum[], String)} as a guard to avoid this exception.
//	 */
//	public static <E extends Enum<?>> E caseInsensitiveValueOf(E[] enumValues, String constant) {
//		for (E candidate : enumValues) {
//			if (candidate.toString().equalsIgnoreCase(constant)) {
//				return candidate;
//			}
//		}
//		throw new IllegalArgumentException("Constant [" + constant + "] does not exist in enum type " +
//				enumValues.getClass().getComponentType().getName());
//	}
//
//	/**
//	 * Append the given object to the given array, returning a new array
//	 * consisting of the input array contents plus the given object.
//	 * @param array the array to append to (can be {@code null})
//	 * @param obj the object to append
//	 * @return the new array (of the same component type; never {@code null})
//	 */
//	public static <A, O extends A> A[] addObjectToArray(@Nullable A[] array, @Nullable O obj) {
//		Class<?> compType = Object.class;
//		if (array != null) {
//			compType = array.getClass().getComponentType();
//		}
//		else if (obj != null) {
//			compType = obj.getClass();
//		}
//		int newArrLength = (array != null ? array.length + 1 : 1);
//		@SuppressWarnings("unchecked")
//		A[] newArr = (A[]) Array.newInstance(compType, newArrLength);
//		if (array != null) {
//			System.arraycopy(array, 0, newArr, 0, array.length);
//		}
//		newArr[newArr.length - 1] = obj;
//		return newArr;
//	}
//
//	/**
//	 * Convert the given array (which may be a primitive array) to an
//	 * object array (if necessary of primitive wrapper objects).
//	 * <p>A {@code null} source value will be converted to an
//	 * empty Object array.
//	 * @param source the (potentially primitive) array
//	 * @return the corresponding object array (never {@code null})
//	 * @throws IllegalArgumentException if the parameter is not an array
//	 */
//	public static Object[] toObjectArray(@Nullable Object source) {
//		if (source instanceof Object[]) {
//			return (Object[]) source;
//		}
//		if (source == null) {
//			return EMPTY_OBJECT_ARRAY;
//		}
//		if (!source.getClass().isArray()) {
//			throw new IllegalArgumentException("Source is not an array: " + source);
//		}
//		int length = Array.getLength(source);
//		if (length == 0) {
//			return EMPTY_OBJECT_ARRAY;
//		}
//		Class<?> wrapperType = Array.get(source, 0).getClass();
//		Object[] newArray = (Object[]) Array.newInstance(wrapperType, length);
//		for (int i = 0; i < length; i++) {
//			newArray[i] = Array.get(source, i);
//		}
//		return newArray;
//	}
//
//
//	//---------------------------------------------------------------------
//	// Convenience methods for content-based equality/hash-code handling
//	//---------------------------------------------------------------------
//
//	/**
//	 * Determine if the given objects are equal, returning {@code true} if
//	 * both are {@code null} or {@code false} if only one is {@code null}.
//	 * <p>Compares arrays with {@code Arrays.equals}, performing an equality
//	 * check based on the array elements rather than the array reference.
//	 * @param o1 first Object to compare
//	 * @param o2 second Object to compare
//	 * @return whether the given objects are equal
//	 * @see Object#equals(Object)
//	 * @see java.util.Arrays#equals
//	 */
//	public static boolean nullSafeEquals(@Nullable Object o1, @Nullable Object o2) {
//		if (o1 == o2) {
//			return true;
//		}
//		if (o1 == null || o2 == null) {
//			return false;
//		}
//		if (o1.equals(o2)) {
//			return true;
//		}
//		if (o1.getClass().isArray() && o2.getClass().isArray()) {
//			return arrayEquals(o1, o2);
//		}
//		return false;
//	}
//
//	/**
//	 * Compare the given arrays with {@code Arrays.equals}, performing an equality
//	 * check based on the array elements rather than the array reference.
//	 * @param o1 first array to compare
//	 * @param o2 second array to compare
//	 * @return whether the given objects are equal
//	 * @see #nullSafeEquals(Object, Object)
//	 * @see java.util.Arrays#equals
//	 */
//	private static boolean arrayEquals(Object o1, Object o2) {
//		if (o1 instanceof Object[] && o2 instanceof Object[]) {
//			return Arrays.equals((Object[]) o1, (Object[]) o2);
//		}
//		if (o1 instanceof boolean[] && o2 instanceof boolean[]) {
//			return Arrays.equals((boolean[]) o1, (boolean[]) o2);
//		}
//		if (o1 instanceof byte[] && o2 instanceof byte[]) {
//			return Arrays.equals((byte[]) o1, (byte[]) o2);
//		}
//		if (o1 instanceof char[] && o2 instanceof char[]) {
//			return Arrays.equals((char[]) o1, (char[]) o2);
//		}
//		if (o1 instanceof double[] && o2 instanceof double[]) {
//			return Arrays.equals((double[]) o1, (double[]) o2);
//		}
//		if (o1 instanceof float[] && o2 instanceof float[]) {
//			return Arrays.equals((float[]) o1, (float[]) o2);
//		}
//		if (o1 instanceof int[] && o2 instanceof int[]) {
//			return Arrays.equals((int[]) o1, (int[]) o2);
//		}
//		if (o1 instanceof long[] && o2 instanceof long[]) {
//			return Arrays.equals((long[]) o1, (long[]) o2);
//		}
//		if (o1 instanceof short[] && o2 instanceof short[]) {
//			return Arrays.equals((short[]) o1, (short[]) o2);
//		}
//		return false;
//	}
//
//	/**
//	 * Return as hash code for the given object; typically the value of
//	 * {@code Object#hashCode()}}. If the object is an array,
//	 * this method will delegate to any of the {@code nullSafeHashCode}
//	 * methods for arrays in this class. If the object is {@code null},
//	 * this method returns 0.
//	 * @see Object#hashCode()
//	 * @see #nullSafeHashCode(Object[])
//	 * @see #nullSafeHashCode(boolean[])
//	 * @see #nullSafeHashCode(byte[])
//	 * @see #nullSafeHashCode(char[])
//	 * @see #nullSafeHashCode(double[])
//	 * @see #nullSafeHashCode(float[])
//	 * @see #nullSafeHashCode(int[])
//	 * @see #nullSafeHashCode(long[])
//	 * @see #nullSafeHashCode(short[])
//	 */
//	public static int nullSafeHashCode(@Nullable Object obj) {
//		if (obj == null) {
//			return 0;
//		}
//		if (obj.getClass().isArray()) {
//			if (obj instanceof Object[]) {
//				return nullSafeHashCode((Object[]) obj);
//			}
//			if (obj instanceof boolean[]) {
//				return nullSafeHashCode((boolean[]) obj);
//			}
//			if (obj instanceof byte[]) {
//				return nullSafeHashCode((byte[]) obj);
//			}
//			if (obj instanceof char[]) {
//				return nullSafeHashCode((char[]) obj);
//			}
//			if (obj instanceof double[]) {
//				return nullSafeHashCode((double[]) obj);
//			}
//			if (obj instanceof float[]) {
//				return nullSafeHashCode((float[]) obj);
//			}
//			if (obj instanceof int[]) {
//				return nullSafeHashCode((int[]) obj);
//			}
//			if (obj instanceof long[]) {
//				return nullSafeHashCode((long[]) obj);
//			}
//			if (obj instanceof short[]) {
//				return nullSafeHashCode((short[]) obj);
//			}
//		}
//		return obj.hashCode();
//	}
//
//	/**
//	 * Return a hash code based on the contents of the specified array.
//	 * If {@code array} is {@code null}, this method returns 0.
//	 */
//	public static int nullSafeHashCode(@Nullable Object[] array) {
//		if (array == null) {
//			return 0;
//		}
//		int hash = INITIAL_HASH;
//		for (Object element : array) {
//			hash = MULTIPLIER * hash + nullSafeHashCode(element);
//		}
//		return hash;
//	}
//
//	/**
//	 * Return a hash code based on the contents of the specified array.
//	 * If {@code array} is {@code null}, this method returns 0.
//	 */
//	public static int nullSafeHashCode(@Nullable boolean[] array) {
//		if (array == null) {
//			return 0;
//		}
//		int hash = INITIAL_HASH;
//		for (boolean element : array) {
//			hash = MULTIPLIER * hash + Boolean.hashCode(element);
//		}
//		return hash;
//	}
//
//	/**
//	 * Return a hash code based on the contents of the specified array.
//	 * If {@code array} is {@code null}, this method returns 0.
//	 */
//	public static int nullSafeHashCode(@Nullable byte[] array) {
//		if (array == null) {
//			return 0;
//		}
//		int hash = INITIAL_HASH;
//		for (byte element : array) {
//			hash = MULTIPLIER * hash + element;
//		}
//		return hash;
//	}
//
//	/**
//	 * Return a hash code based on the contents of the specified array.
//	 * If {@code array} is {@code null}, this method returns 0.
//	 */
//	public static int nullSafeHashCode(@Nullable char[] array) {
//		if (array == null) {
//			return 0;
//		}
//		int hash = INITIAL_HASH;
//		for (char element : array) {
//			hash = MULTIPLIER * hash + element;
//		}
//		return hash;
//	}
//
//	/**
//	 * Return a hash code based on the contents of the specified array.
//	 * If {@code array} is {@code null}, this method returns 0.
//	 */
//	public static int nullSafeHashCode(@Nullable double[] array) {
//		if (array == null) {
//			return 0;
//		}
//		int hash = INITIAL_HASH;
//		for (double element : array) {
//			hash = MULTIPLIER * hash + Double.hashCode(element);
//		}
//		return hash;
//	}
//
//	/**
//	 * Return a hash code based on the contents of the specified array.
//	 * If {@code array} is {@code null}, this method returns 0.
//	 */
//	public static int nullSafeHashCode(@Nullable float[] array) {
//		if (array == null) {
//			return 0;
//		}
//		int hash = INITIAL_HASH;
//		for (float element : array) {
//			hash = MULTIPLIER * hash + Float.hashCode(element);
//		}
//		return hash;
//	}
//
//	/**
//	 * Return a hash code based on the contents of the specified array.
//	 * If {@code array} is {@code null}, this method returns 0.
//	 */
//	public static int nullSafeHashCode(@Nullable int[] array) {
//		if (array == null) {
//			return 0;
//		}
//		int hash = INITIAL_HASH;
//		for (int element : array) {
//			hash = MULTIPLIER * hash + element;
//		}
//		return hash;
//	}
//
//	/**
//	 * Return a hash code based on the contents of the specified array.
//	 * If {@code array} is {@code null}, this method returns 0.
//	 */
//	public static int nullSafeHashCode(@Nullable long[] array) {
//		if (array == null) {
//			return 0;
//		}
//		int hash = INITIAL_HASH;
//		for (long element : array) {
//			hash = MULTIPLIER * hash + Long.hashCode(element);
//		}
//		return hash;
//	}
//
//	/**
//	 * Return a hash code based on the contents of the specified array.
//	 * If {@code array} is {@code null}, this method returns 0.
//	 */
//	public static int nullSafeHashCode(@Nullable short[] array) {
//		if (array == null) {
//			return 0;
//		}
//		int hash = INITIAL_HASH;
//		for (short element : array) {
//			hash = MULTIPLIER * hash + element;
//		}
//		return hash;
//	}
//
//	/**
//	 * Return the same value as {@link Boolean#hashCode(boolean)}}.
//	 * @deprecated as of Spring Framework 5.0, in favor of the native JDK 8 variant
//	 */
//	@Deprecated
//	public static int hashCode(boolean bool) {
//		return Boolean.hashCode(bool);
//	}
//
//	/**
//	 * Return the same value as {@link Double#hashCode(double)}}.
//	 * @deprecated as of Spring Framework 5.0, in favor of the native JDK 8 variant
//	 */
//	@Deprecated
//	public static int hashCode(double dbl) {
//		return Double.hashCode(dbl);
//	}
//
//	/**
//	 * Return the same value as {@link Float#hashCode(float)}}.
//	 * @deprecated as of Spring Framework 5.0, in favor of the native JDK 8 variant
//	 */
//	@Deprecated
//	public static int hashCode(float flt) {
//		return Float.hashCode(flt);
//	}
//
//	/**
//	 * Return the same value as {@link Long#hashCode(long)}}.
//	 * @deprecated as of Spring Framework 5.0, in favor of the native JDK 8 variant
//	 */
//	@Deprecated
//	public static int hashCode(long lng) {
//		return Long.hashCode(lng);
//	}
//
//
//	//---------------------------------------------------------------------
//	// Convenience methods for toString output
//	//---------------------------------------------------------------------
//
//	/**
//	 * Return a String representation of an object's overall identity.
//	 * @param obj the object (may be {@code null})
//	 * @return the object's identity as String representation,
//	 * or an empty String if the object was {@code null}
//	 */
//	public static String identityToString(@Nullable Object obj) {
//		if (obj == null) {
//			return EMPTY_STRING;
//		}
//		return obj.getClass().getName() + "@" + getIdentityHexString(obj);
//	}
//
//	/**
//	 * Return a hex String form of an object's identity hash code.
//	 * @param obj the object
//	 * @return the object's identity code in hex notation
//	 */
//	public static String getIdentityHexString(Object obj) {
//		return Integer.toHexString(System.identityHashCode(obj));
//	}
//
//	/**
//	 * Return a content-based String representation if {@code obj} is
//	 * not {@code null}; otherwise returns an empty String.
//	 * <p>Differs from {@link #nullSafeToString(Object)} in that it returns
//	 * an empty String rather than "null" for a {@code null} value.
//	 * @param obj the object to build a display String for
//	 * @return a display String representation of {@code obj}
//	 * @see #nullSafeToString(Object)
//	 */
//	public static String getDisplayString(@Nullable Object obj) {
//		if (obj == null) {
//			return EMPTY_STRING;
//		}
//		return nullSafeToString(obj);
//	}
//
//	/**
//	 * Determine the class name for the given object.
//	 * <p>Returns a {@code "null"} String if {@code obj} is {@code null}.
//	 * @param obj the object to introspect (may be {@code null})
//	 * @return the corresponding class name
//	 */
//	public static String nullSafeClassName(@Nullable Object obj) {
//		return (obj != null ? obj.getClass().getName() : NULL_STRING);
//	}
//
//	/**
//	 * Return a String representation of the specified Object.
//	 * <p>Builds a String representation of the contents in case of an array.
//	 * Returns a {@code "null"} String if {@code obj} is {@code null}.
//	 * @param obj the object to build a String representation for
//	 * @return a String representation of {@code obj}
//	 */
//	public static String nullSafeToString(@Nullable Object obj) {
//		if (obj == null) {
//			return NULL_STRING;
//		}
//		if (obj instanceof String) {
//			return (String) obj;
//		}
//		if (obj instanceof Object[]) {
//			return nullSafeToString((Object[]) obj);
//		}
//		if (obj instanceof boolean[]) {
//			return nullSafeToString((boolean[]) obj);
//		}
//		if (obj instanceof byte[]) {
//			return nullSafeToString((byte[]) obj);
//		}
//		if (obj instanceof char[]) {
//			return nullSafeToString((char[]) obj);
//		}
//		if (obj instanceof double[]) {
//			return nullSafeToString((double[]) obj);
//		}
//		if (obj instanceof float[]) {
//			return nullSafeToString((float[]) obj);
//		}
//		if (obj instanceof int[]) {
//			return nullSafeToString((int[]) obj);
//		}
//		if (obj instanceof long[]) {
//			return nullSafeToString((long[]) obj);
//		}
//		if (obj instanceof short[]) {
//			return nullSafeToString((short[]) obj);
//		}
//		String str = obj.toString();
//		return (str != null ? str : EMPTY_STRING);
//	}
//
//	/**
//	 * Return a String representation of the contents of the specified array.
//	 * <p>The String representation consists of a list of the array's elements,
//	 * enclosed in curly braces ({@code "{}"}). Adjacent elements are separated
//	 * by the characters {@code ", "} (a comma followed by a space).
//	 * Returns a {@code "null"} String if {@code array} is {@code null}.
//	 * @param array the array to build a String representation for
//	 * @return a String representation of {@code array}
//	 */
//	public static String nullSafeToString(@Nullable Object[] array) {
//		if (array == null) {
//			return NULL_STRING;
//		}
//		int length = array.length;
//		if (length == 0) {
//			return EMPTY_ARRAY;
//		}
//		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
//		for (Object o : array) {
//			stringJoiner.add(String.valueOf(o));
//		}
//		return stringJoiner.toString();
//	}
//
//	/**
//	 * Return a String representation of the contents of the specified array.
//	 * <p>The String representation consists of a list of the array's elements,
//	 * enclosed in curly braces ({@code "{}"}). Adjacent elements are separated
//	 * by the characters {@code ", "} (a comma followed by a space).
//	 * Returns a {@code "null"} String if {@code array} is {@code null}.
//	 * @param array the array to build a String representation for
//	 * @return a String representation of {@code array}
//	 */
//	public static String nullSafeToString(@Nullable boolean[] array) {
//		if (array == null) {
//			return NULL_STRING;
//		}
//		int length = array.length;
//		if (length == 0) {
//			return EMPTY_ARRAY;
//		}
//		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
//		for (boolean b : array) {
//			stringJoiner.add(String.valueOf(b));
//		}
//		return stringJoiner.toString();
//	}
//
//	/**
//	 * Return a String representation of the contents of the specified array.
//	 * <p>The String representation consists of a list of the array's elements,
//	 * enclosed in curly braces ({@code "{}"}). Adjacent elements are separated
//	 * by the characters {@code ", "} (a comma followed by a space).
//	 * Returns a {@code "null"} String if {@code array} is {@code null}.
//	 * @param array the array to build a String representation for
//	 * @return a String representation of {@code array}
//	 */
//	public static String nullSafeToString(@Nullable byte[] array) {
//		if (array == null) {
//			return NULL_STRING;
//		}
//		int length = array.length;
//		if (length == 0) {
//			return EMPTY_ARRAY;
//		}
//		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
//		for (byte b : array) {
//			stringJoiner.add(String.valueOf(b));
//		}
//		return stringJoiner.toString();
//	}
//
//	/**
//	 * Return a String representation of the contents of the specified array.
//	 * <p>The String representation consists of a list of the array's elements,
//	 * enclosed in curly braces ({@code "{}"}). Adjacent elements are separated
//	 * by the characters {@code ", "} (a comma followed by a space).
//	 * Returns a {@code "null"} String if {@code array} is {@code null}.
//	 * @param array the array to build a String representation for
//	 * @return a String representation of {@code array}
//	 */
//	public static String nullSafeToString(@Nullable char[] array) {
//		if (array == null) {
//			return NULL_STRING;
//		}
//		int length = array.length;
//		if (length == 0) {
//			return EMPTY_ARRAY;
//		}
//		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
//		for (char c : array) {
//			stringJoiner.add('\'' + String.valueOf(c) + '\'');
//		}
//		return stringJoiner.toString();
//	}
//
//	/**
//	 * Return a String representation of the contents of the specified array.
//	 * <p>The String representation consists of a list of the array's elements,
//	 * enclosed in curly braces ({@code "{}"}). Adjacent elements are separated
//	 * by the characters {@code ", "} (a comma followed by a space).
//	 * Returns a {@code "null"} String if {@code array} is {@code null}.
//	 * @param array the array to build a String representation for
//	 * @return a String representation of {@code array}
//	 */
//	public static String nullSafeToString(@Nullable double[] array) {
//		if (array == null) {
//			return NULL_STRING;
//		}
//		int length = array.length;
//		if (length == 0) {
//			return EMPTY_ARRAY;
//		}
//		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
//		for (double d : array) {
//			stringJoiner.add(String.valueOf(d));
//		}
//		return stringJoiner.toString();
//	}
//
//	/**
//	 * Return a String representation of the contents of the specified array.
//	 * <p>The String representation consists of a list of the array's elements,
//	 * enclosed in curly braces ({@code "{}"}). Adjacent elements are separated
//	 * by the characters {@code ", "} (a comma followed by a space).
//	 * Returns a {@code "null"} String if {@code array} is {@code null}.
//	 * @param array the array to build a String representation for
//	 * @return a String representation of {@code array}
//	 */
//	public static String nullSafeToString(@Nullable float[] array) {
//		if (array == null) {
//			return NULL_STRING;
//		}
//		int length = array.length;
//		if (length == 0) {
//			return EMPTY_ARRAY;
//		}
//		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
//		for (float f : array) {
//			stringJoiner.add(String.valueOf(f));
//		}
//		return stringJoiner.toString();
//	}
//
//	/**
//	 * Return a String representation of the contents of the specified array.
//	 * <p>The String representation consists of a list of the array's elements,
//	 * enclosed in curly braces ({@code "{}"}). Adjacent elements are separated
//	 * by the characters {@code ", "} (a comma followed by a space).
//	 * Returns a {@code "null"} String if {@code array} is {@code null}.
//	 * @param array the array to build a String representation for
//	 * @return a String representation of {@code array}
//	 */
//	public static String nullSafeToString(@Nullable int[] array) {
//		if (array == null) {
//			return NULL_STRING;
//		}
//		int length = array.length;
//		if (length == 0) {
//			return EMPTY_ARRAY;
//		}
//		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
//		for (int i : array) {
//			stringJoiner.add(String.valueOf(i));
//		}
//		return stringJoiner.toString();
//	}
//
//	/**
//	 * Return a String representation of the contents of the specified array.
//	 * <p>The String representation consists of a list of the array's elements,
//	 * enclosed in curly braces ({@code "{}"}). Adjacent elements are separated
//	 * by the characters {@code ", "} (a comma followed by a space).
//	 * Returns a {@code "null"} String if {@code array} is {@code null}.
//	 * @param array the array to build a String representation for
//	 * @return a String representation of {@code array}
//	 */
//	public static String nullSafeToString(@Nullable long[] array) {
//		if (array == null) {
//			return NULL_STRING;
//		}
//		int length = array.length;
//		if (length == 0) {
//			return EMPTY_ARRAY;
//		}
//		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
//		for (long l : array) {
//			stringJoiner.add(String.valueOf(l));
//		}
//		return stringJoiner.toString();
//	}
//
//	/**
//	 * Return a String representation of the contents of the specified array.
//	 * <p>The String representation consists of a list of the array's elements,
//	 * enclosed in curly braces ({@code "{}"}). Adjacent elements are separated
//	 * by the characters {@code ", "} (a comma followed by a space).
//	 * Returns a {@code "null"} String if {@code array} is {@code null}.
//	 * @param array the array to build a String representation for
//	 * @return a String representation of {@code array}
//	 */
//	public static String nullSafeToString(@Nullable short[] array) {
//		if (array == null) {
//			return NULL_STRING;
//		}
//		int length = array.length;
//		if (length == 0) {
//			return EMPTY_ARRAY;
//		}
//		StringJoiner stringJoiner = new StringJoiner(ARRAY_ELEMENT_SEPARATOR, ARRAY_START, ARRAY_END);
//		for (short s : array) {
//			stringJoiner.add(String.valueOf(s));
//		}
//		return stringJoiner.toString();
//	}
//
//}
